/* POP Flash - WordPress-like Theme Styles */

:root {
    --wp-primary: #2271b1;
    --wp-primary-dark: #135e96;
    --wp-secondary: #50575e;
    --wp-success: #00a32a;
    --wp-warning: #dba617;
    --wp-danger: #d63638;
    --wp-light: #f6f7f7;
    --wp-dark: #1d2327;
    --wp-border: #c3c4c7;
    --wp-text: #1d2327;
    --wp-text-light: #646970;
    --wp-background: #ffffff;
    --wp-sidebar: #f0f0f1;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    background-color: var(--wp-light);
    color: var(--wp-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
}

/* WordPress-like Header */
.header {
    background: var(--wp-primary);
    color: white;
    border-bottom: 1px solid var(--wp-primary-dark);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    height: 70px; /* 높이 증가 */
    display: flex;
    align-items: center;
    padding: 0 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15); /* 그림자 강화 */
}

/* Header Logo */
.header .logo {
    transition: transform 0.3s ease;
    position: fixed; /* 완전히 고정 */
    left: 20px; /* 왼쪽에서 20px 고정 */
    top: 8px; /* 위에서 8px 고정 (더 위로) */
    z-index: 1002; /* 헤더보다 위에 */
    display: flex;
    align-items: center;
    gap: 12px; /* 로고와 텍스트 사이 간격 */
}

.header .logo:hover {
    transform: scale(1.08);
}

.header .logo img {
    transition: all 0.3s ease;
    object-fit: contain;
    opacity: 0.9; /* 더 선명하게 */
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.2));
}

.header .logo:hover img {
    transform: scale(1.1);
    opacity: 1; /* 호버 시 완전 불투명 */
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

/* User Info 고정 */
.header .user-info {
    position: fixed; /* 완전히 고정 */
    right: 20px; /* 오른쪽에서 20px 고정 */
    top: 15px; /* 위에서 15px 고정 */
    z-index: 1002; /* 헤더보다 위에 */
}

/* Main Container */
.main-container {
    margin-top: 70px; /* Margin for header height */
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 70px);
}

/* Main Layout */
.main-layout {
    display: flex;
    flex-direction: row;
    height: 100%;
}

/* Editor Area Fixed */
.editor-section {
    flex: 1;
    overflow: hidden;
    min-height: 0;
    margin-right: 300px; /* WordPress sidebar width */
}

/* WordPress-like Sidebar */
.control-section {
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px;
    min-height: 0;
    position: fixed;
    top: 70px;
    right: 0;
    width: 300px;
    height: calc(100vh - 70px);
    z-index: 999;
    background: var(--wp-background);
    border-left: 1px solid var(--wp-border);
    box-shadow: -2px 0 8px rgba(0,0,0,0.05);
}

/* Scrollbar Styling */
.control-section::-webkit-scrollbar {
    width: 6px;
}

.control-section::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.control-section::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.control-section::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Copyright Footer */
.copyright-footer {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    margin-top: auto;
    flex-shrink: 0;
    position: relative;
    z-index: 100;
}

.copyright-footer p {
    color: #6c757d;
    font-size: 0.9rem;
    margin: 0;
}

.copyright-footer .text-muted {
    color: #6c757d !important;
}

.copyright-footer .fa-heart {
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* Project History Style Adjustment */
.control-section .control-card:last-child {
    margin-bottom: 0; /* Remove bottom margin from last card */
}

.control-section #image-history {
    max-height: 300px; /* Limit maximum height of history area */
    overflow-y: auto;
}

.control-section #image-history::-webkit-scrollbar {
    width: 4px;
}

.control-section #image-history::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 2px;
}

.control-section #image-history::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 2px;
}

.control-section #image-history::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* WordPress-like Responsive Design */
@media (max-width: 768px) {
    .main-container {
        margin-top: 70px;
        height: calc(100vh - 70px);
    }
    
    .main-layout {
        flex-direction: column; /* 모바일에서 세로 배치 */
    }
    
    .editor-section {
        height: 50vh; /* 모바일에서 절반 높이 */
        margin-right: 0; /* 모바일에서 마진 제거 */
    }
    
    .control-section {
        position: static;
        width: 100%;
        height: 50vh;
        border-top: 1px solid var(--wp-border);
        margin-top: 10px;
        top: auto;
        margin-right: 0;
    }
    
    .editor-card .editor-body.h-100 {
        padding-bottom: 25px; /* 태블릿에서 여백 조정 */
    }
    
    .editor-card #editor-container.h-100 {
        margin-bottom: 20px; /* 태블릿에서 여백 조정 */
    }
    
    .copyright-footer {
        padding: 18px 0; /* 태블릿에서 패딩 조정 */
    }
    
    .copyright-footer p {
        font-size: 0.85rem; /* 태블릿에서 폰트 크기 조정 */
    }
}

@media (max-width: 576px) {
    .main-container {
        margin-top: 70px;
        height: calc(100vh - 70px);
    }
    
    .main-layout {
        flex-direction: column; /* 작은 모바일에서 세로 배치 */
    }
    
    .editor-section {
        height: 40vh;
        margin-right: 0; /* 작은 모바일에서 마진 제거 */
    }
    
    .control-section {
        position: static; /* 작은 모바일에서 고정 해제 */
        width: 100%;
        height: 60vh;
        top: auto; /* 작은 모바일에서 top 위치 초기화 */
    }
    
    .control-section #image-history {
        max-height: 200px; /* 모바일에서 히스토리 높이 조정 */
    }
    
    .editor-card .editor-body.h-100 {
        padding-bottom: 20px; /* 모바일에서 여백 조정 */
    }
    
    .editor-card #editor-container.h-100 {
        margin-bottom: 15px; /* 모바일에서 여백 조정 */
    }
    
    .copyright-footer {
        padding: 15px 0; /* 모바일에서 패딩 조정 */
    }
    
    .copyright-footer p {
        font-size: 0.8rem; /* 모바일에서 폰트 크기 조정 */
        text-align: center; /* 모바일에서 중앙 정렬 */
    }
    
    .copyright-footer .col-md-6:last-child {
        text-align: center !important; /* 모바일에서 중앙 정렬 */
        margin-top: 5px;
    }
}

.header * {
    color: white !important;
}

/* WordPress-like Logo */
.logo h2 {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-weight: 700;
    color: white;
    margin: 0;
    font-size: 2.2rem;
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    letter-spacing: -0.5px;
    transition: all 0.3s ease;
}

.logo:hover h2 {
    text-shadow: 0 4px 8px rgba(0,0,0,0.4);
    transform: translateY(-1px);
}

.logo small {
    color: rgba(255,255,255,0.8);
    font-size: 12px;
    font-weight: 400;
}

/* 로그아웃 버튼 스타일 */
.btn-outline-primary {
    color: white !important;
    border-color: rgba(255,255,255,0.5) !important;
    background-color: rgba(255,255,255,0.1) !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    font-weight: 600;
}

.btn-outline-primary:hover {
    color: white !important;
    border-color: rgba(255,255,255,0.8) !important;
    background-color: rgba(255,255,255,0.2) !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* 헤더 내 모든 버튼 강제 흰색 */
.header .btn {
    color: white !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.header .btn:hover {
    color: white !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* WordPress-like Meta Boxes */
.editor-card, .control-card, .history-card, .login-card, .welcome-card {
    background: var(--wp-background);
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid var(--wp-border);
    overflow: hidden;
    margin-bottom: 20px;
}

/* 에디터 카드 높이 조정 */
.editor-card.h-100 {
    display: flex;
    flex-direction: column;
}

.editor-card .editor-body.h-100 {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding-bottom: 40px; /* 하단 여백 확대 */
}

.editor-card #editor-container.h-100 {
    flex: 1;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px; /* 캔버스 하단 여백 확대 */
}

.editor-card #main-canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.editor-header, .control-header, .history-header, .login-body, .welcome-body {
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.editor-header h5, .control-header h6, .history-header h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

/* 우측 컨트롤 영역 컴팩트 스타일 */
.control-section .control-header {
    padding: 1rem; /* 패딩 축소 */
}

.control-section .control-body {
    padding: 1rem; /* 패딩 축소 */
}

.control-section .control-card {
    margin-bottom: 1rem; /* 마진 축소 */
}

.control-section .control-card:last-child {
    margin-bottom: 0;
}

.editor-body, .control-body, .history-body {
    padding: 1.5rem;
}

/* 에디터 컨테이너 */
#editor-container {
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    width: 100%;
    max-height: 70vh; /* 최대 높이를 화면의 70%로 제한 */
    aspect-ratio: 9/16; /* 세로 비율 (9:16) - 720×1280 */
    background-color: #fff;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* 세로 방향 에디터 스타일 */
#editor-container.portrait-mode {
    max-width: 600px;
    margin: 0 auto;
    aspect-ratio: 9/16; /* 세로 비율 (9:16) */
}

/* 정사각형 에디터 스타일 */
#editor-container.square-mode {
    max-width: 828px; /* 720px에서 15% 증가 (720 * 1.15 = 828px) */
    margin: 0 auto;
    aspect-ratio: 1/1; /* 정사각형 비율 (1:1) */
    width: 100%;
    height: auto;
}

/* 캔버스가 올바른 비율을 유지하도록 조정 */
#main-canvas {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: transparent;
    /* JavaScript에서 동적으로 크기 제어 */
    /* 컨테이너에 맞춰 스케일링 */
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

#editor-container:hover {
    border-color: var(--primary-color);
}

/* 기존 캔버스 스타일 제거 - 위의 절대 위치 스타일 사용 */

#text-overlay {
    pointer-events: none;
    z-index: 10;
}

#text-overlay .image-element,
#text-overlay .text-element {
    pointer-events: auto;
}

/* 그리드 오버레이 */
#grid-overlay {
    pointer-events: none;
    z-index: 1;
    background-image: 
        linear-gradient(rgba(0, 123, 255, 0.15) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 123, 255, 0.15) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0; /* 기본적으로 숨김 */
    transition: opacity 0.3s ease;
}

#grid-overlay.active {
    opacity: 1; /* active 클래스가 있을 때만 표시 */
}

/* 작업 영역 인디케이터 */
#work-area-indicator {
    pointer-events: none;
    z-index: 2;
    border: 2px dashed #ff6b35;
    background: rgba(255, 107, 53, 0.05);
    transition: all 0.3s ease;
    box-sizing: border-box;
    /* JavaScript에서 동적으로 크기와 위치 설정 */
}

#work-area-indicator::before {
    content: 'actual size';
    position: absolute;
    top: -25px;
    left: 0;
    background: #ff6b35;
    color: white;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    white-space: nowrap;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#work-area-indicator::after {
    content: '';
    position: absolute;
    top: -5px;
    left: 10px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #ff6b35;
}

/* 이미지 요소 스타일 */
.image-element {
    position: absolute;
    border: none;
    transition: all 0.2s ease;
    pointer-events: auto;
    background-color: transparent;
    padding: 0;
    margin: 0;
    outline: none;
    box-sizing: border-box;
    overflow: visible;
}

.image-element:hover {
    border: 2px solid var(--primary-color);
    box-sizing: border-box;
}

.image-element.selected {
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
    box-sizing: border-box;
}

/* 이미지 요소 삭제 버튼 */
.image-element .delete-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    background: #dc2626;
    color: white;
    border: 2px solid white;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
    z-index: 30;
    pointer-events: auto !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.image-element:hover .delete-btn,
.image-element.selected .delete-btn {
    opacity: 1;
}

.image-element .delete-btn:hover {
    background: #b91c1c;
    transform: scale(1.15);
    box-shadow: 0 4px 8px rgba(0,0,0,0.4);
}

/* 크기 조정 핸들 */
.resize-handles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.resize-handle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border: 2px solid white;
    border-radius: 50%;
    pointer-events: auto;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: 25;
}

.image-element:hover .resize-handle,
.image-element.selected .resize-handle,
.text-element:hover .resize-handle,
.text-element.selected .resize-handle {
    opacity: 1;
}

.resize-nw {
    top: -4px;
    left: -4px;
    cursor: nw-resize;
}

.resize-ne {
    top: -4px;
    right: -4px;
    cursor: ne-resize;
}

.resize-sw {
    bottom: -4px;
    left: -4px;
    cursor: sw-resize;
}

.resize-se {
    bottom: -4px;
    right: -4px;
    cursor: se-resize;
}

/* 텍스트 요소 */
.text-element {
    position: absolute;
    cursor: move;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    pointer-events: all;
    padding: 8px 12px;
    border: 2px solid transparent;
    border-radius: 6px;
    transition: all 0.2s ease;
    background-color: transparent;
    backdrop-filter: none;
    box-shadow: none;
    min-width: 20px;
    min-height: 20px;
    white-space: nowrap;
    /* 텍스트 렌더링 최적화 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

.text-element:hover {
    border-color: var(--primary-color);
    background-color: transparent;
    transform: scale(1.02);
}

.text-element.selected {
    border-color: var(--primary-color);
    background-color: transparent;
}

/* 텍스트 요소 삭제 버튼 */
.text-element .delete-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: #dc2626;
    color: white;
    border: 2px solid white;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
    z-index: 20;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
    pointer-events: auto !important;
}

.text-element:hover .delete-btn,
.text-element.selected .delete-btn {
    opacity: 1;
}

.text-element .delete-btn:hover {
    background: #b91c1c;
    transform: scale(1.15);
    box-shadow: 0 4px 8px rgba(0,0,0,0.4);
}

/* 텍스트 콘텐츠 스타일 */
.text-element .text-content {
    display: inline-block;
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    /* 텍스트 중복 방지 */
    position: relative;
    z-index: 1;
    /* 폰트 렌더링 최적화 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* 텍스트 스타일 버튼 - 볼드 */
.btn-check + label[for="text-bold"] {
    background-color: transparent;
    border: 2px solid #007bff;
    color: #007bff;
    transition: all 0.3s ease;
    font-weight: 600;
}

.btn-check:checked + label[for="text-bold"] {
    background: linear-gradient(135deg, #007bff, #0056b3);
    border-color: #007bff;
    color: white;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.4);
    animation: textStylePulse 1.5s infinite;
}

.btn-check:checked + label[for="text-bold"] i {
    color: white;
    font-weight: bold;
}

.btn-check + label[for="text-bold"]:hover {
    background-color: rgba(0, 123, 255, 0.1);
    transform: scale(1.02);
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

.btn-check + label[for="text-bold"] i {
    color: #007bff;
    font-weight: bold;
    transition: all 0.3s ease;
}

/* 텍스트 스타일 버튼 - 이탤릭 */
.btn-check + label[for="text-italic"] {
    background-color: transparent;
    border: 2px solid #28a745;
    color: #28a745;
    transition: all 0.3s ease;
    font-style: italic;
}

.btn-check:checked + label[for="text-italic"] {
    background: linear-gradient(135deg, #28a745, #1e7e34);
    border-color: #28a745;
    color: white;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.4);
    animation: textStylePulse 1.5s infinite;
}

.btn-check:checked + label[for="text-italic"] i {
    color: white;
}

.btn-check + label[for="text-italic"]:hover {
    background-color: rgba(40, 167, 69, 0.1);
    transform: scale(1.02);
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.3);
}

.btn-check + label[for="text-italic"] i {
    color: #28a745;
    font-style: italic;
    transition: all 0.3s ease;
}

/* 텍스트 스타일 버튼 - 취소선 */
.btn-check + label[for="text-strike"] {
    background-color: transparent;
    border: 2px solid #dc3545;
    color: #dc3545;
    transition: all 0.3s ease;
    text-decoration: line-through;
}

.btn-check:checked + label[for="text-strike"] {
    background: linear-gradient(135deg, #dc3545, #c82333);
    border-color: #dc3545;
    color: white;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.4);
    animation: textStylePulse 1.5s infinite;
}

.btn-check:checked + label[for="text-strike"] i {
    color: white;
}

.btn-check + label[for="text-strike"]:hover {
    background-color: rgba(220, 53, 69, 0.1);
    transform: scale(1.02);
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
}

.btn-check + label[for="text-strike"] i {
    color: #dc3545;
    text-decoration: line-through;
    transition: all 0.3s ease;
}

/* 텍스트 정렬 버튼 */
.btn-check + .btn-outline-secondary {
    transition: all 0.3s ease;
}

.btn-check:checked + .btn-outline-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

.btn-check:checked + .btn-outline-secondary i {
    color: white;
}

/* 텍스트 미리보기 컨테이너 */
.text-preview-container {
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    padding: 20px;
    background-color: #f8f9fa;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
}

.text-preview-container:hover {
    border-color: var(--primary-color);
    background-color: #fff;
}

#preview-text {
    font-size: 24px;
    color: #000000;
    font-family: Arial, sans-serif;
    font-weight: normal;
    font-style: normal;
    text-decoration: none;
    text-align: left;
    transition: all 0.3s ease;
    word-wrap: break-word;
    max-width: 100%;
    text-align: center;
    /* 텍스트 렌더링 최적화 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    /* 미리보기 전용 스타일 */
    line-height: 1.2;
    padding: 10px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(2px);
}

/* 이미지 요소 */
.image-element {
    position: absolute;
    cursor: move;
    user-select: none;
    pointer-events: all;
    border: 1px solid transparent;
    border-radius: 4px;
    transition: all 0.2s ease;
    padding: 0;
    margin: 0;
}

.image-element:hover {
    border-color: var(--primary-color);
    transform: scale(1.01);
}

.image-element.selected {
    border-color: var(--primary-color);
}


.image-element img {
    max-width: 100%;
    max-height: 100%;
    display: block;
    border-radius: 4px;
}

/* 업로드된 이미지 */
.uploaded-image {
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 8px;
    transition: all 0.2s ease;
    margin-bottom: 8px;
    overflow: hidden;
    position: relative;
}

.uploaded-image:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.uploaded-image img {
    width: 100%;
    height: 80px;
    object-fit: contain;
    border-radius: 6px;
}

.uploaded-image .image-name {
    font-size: 0.7rem;
    color: var(--secondary-color);
    margin-top: 4px;
    word-break: break-all;
    padding: 0 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.uploaded-image .delete-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    background: #dc2626;
    color: white;
    border: 2px solid white;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.uploaded-image:hover .delete-btn {
    opacity: 1;
}

.uploaded-image .delete-btn:hover {
    background: #b91c1c;
    transform: scale(1.15);
    box-shadow: 0 4px 8px rgba(0,0,0,0.4);
}

/* 이미지 이력 */
.history-item {
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 8px;
    transition: all 0.2s ease;
    overflow: hidden;
    background: white;
}

.history-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.history-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    aspect-ratio: 1/1;
}

.history-item .history-info {
    padding: 12px;
}

.history-item .history-name {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 4px;
    font-size: 0.9rem;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.history-item .history-date {
    font-size: 0.75rem;
    color: var(--secondary-color);
}

/* 프로젝트 리스트 아이템 */
.project-list-item {
    border: 1px solid var(--wp-border);
    border-radius: 8px;
    background: white;
    transition: all 0.3s ease;
    cursor: pointer;
}

.project-list-item:hover {
    border-color: var(--wp-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.project-list-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    gap: 1rem;
}

.project-info {
    flex: 1;
    min-width: 0;
}

.project-name {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--wp-text);
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
    line-height: 1.3;
    word-break: break-word;
}

.project-date {
    font-size: 0.75rem;
    color: var(--wp-text-light);
}

.project-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.project-actions .btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

/* 프로젝트 삭제 버튼 */
.delete-project-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: #dc2626;
    color: white;
    border: 2px solid white;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    font-size: 14px;
    cursor: pointer;
    opacity: 0;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.history-item:hover .delete-project-btn {
    opacity: 1; /* 호버 시 표시 */
}

.delete-project-btn:hover {
    background: #b91c1c;
    transform: scale(1.15);
    box-shadow: 0 4px 8px rgba(0,0,0,0.4);
}

/* 버튼 스타일 */
.btn {
    font-family: 'Poppins', sans-serif;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    padding: 8px 16px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* WordPress-like Buttons */
.btn-primary {
    background: var(--wp-primary);
    color: white;
    border: 1px solid var(--wp-primary-dark);
    border-radius: 3px;
    padding: 8px 12px;
    font-size: 13px;
    line-height: 1.4;
    transition: all 0.1s ease;
}

.btn-primary:hover {
    background: var(--wp-primary-dark);
    border-color: var(--wp-primary-dark);
    color: white;
}

.btn-secondary {
    background: var(--wp-secondary);
    color: white;
    border: 1px solid var(--wp-secondary);
    border-radius: 3px;
    padding: 8px 12px;
    font-size: 13px;
    line-height: 1.4;
}

.btn-secondary:hover {
    background: #3c434a;
    border-color: #3c434a;
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #1e7e34);
    color: white;
}

/* Download Button 강조 효과 */
#download-btn {
    background: linear-gradient(135deg, #00a32a, #00a32a) !important;
    color: white !important;
    border: 2px solid #00a32a !important;
    border-radius: 6px !important;
    padding: 12px 20px !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    box-shadow: 0 4px 12px rgba(0, 163, 42, 0.3) !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    overflow: hidden !important;
}

#download-btn:hover {
    background: linear-gradient(135deg, #008a23, #008a23) !important;
    border-color: #008a23 !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 20px rgba(0, 163, 42, 0.4) !important;
}

#download-btn:active {
    transform: translateY(0) !important;
    box-shadow: 0 4px 12px rgba(0, 163, 42, 0.3) !important;
}

#download-btn i {
    margin-right: 8px !important;
    font-size: 18px !important;
}

/* Download Button 애니메이션 효과 */
#download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

#download-btn:hover::before {
    left: 100%;
}

/* Download Button 펄스 애니메이션 */
@keyframes downloadPulse {
    0% {
        box-shadow: 0 4px 12px rgba(0, 163, 42, 0.3);
    }
    50% {
        box-shadow: 0 4px 12px rgba(0, 163, 42, 0.6), 0 0 0 8px rgba(0, 163, 42, 0.1);
    }
    100% {
        box-shadow: 0 4px 12px rgba(0, 163, 42, 0.3);
    }
}

#download-btn {
    animation: downloadPulse 2s infinite !important;
}

.btn-outline-danger {
    color: var(--danger-color);
    border: 2px solid var(--danger-color);
    background: transparent;
}

.btn-outline-danger:hover {
    background-color: var(--danger-color);
    color: white;
}

.btn-outline-success {
    color: var(--success-color);
    border: 2px solid var(--success-color);
    background: transparent;
}

.btn-outline-success:hover {
    background-color: var(--success-color);
    color: white;
}

.btn-outline-warning {
    color: var(--warning-color);
    border: 2px solid var(--warning-color);
    background: transparent;
}

.btn-outline-warning:hover {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

/* WordPress-like Form Controls */
.form-control {
    border-radius: 3px;
    border: 1px solid var(--wp-border);
    padding: 8px 12px;
    font-size: 13px;
    line-height: 1.4;
    background: var(--wp-background);
    color: var(--wp-text);
    transition: border-color 0.1s ease;
}

.form-control:focus {
    border-color: var(--wp-primary);
    box-shadow: 0 0 0 1px var(--wp-primary);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--wp-text);
    font-size: 13px;
    margin-bottom: 8px;
    display: block;
}

.form-range {
    margin: 0.5rem 0;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    #editor-container {
        aspect-ratio: 16/9; /* 모바일에서도 가로 비율 유지 */
    }
    
    #editor-container.portrait-mode {
        max-width: 100%;
        margin: 0;
        aspect-ratio: 9/16; /* 모바일 세로 모드 */
    }
    
    #editor-container.square-mode {
        max-width: 100%;
        margin: 0 auto;
        aspect-ratio: 1/1; /* 모바일 정사각형 모드 */
        width: 100%;
        height: auto;
    }
    
    .col-md-4 {
        margin-top: 1rem;
    }
    
    .header .d-flex {
        flex-direction: column;
        gap: 1rem;
    }
    
    .logo {
    text-align: center;
}

/* 미리보기 반응형 스타일 */
@media (max-width: 768px) {
    .text-preview-container {
        min-height: 60px;
        padding: 15px;
    }
    
    #preview-text {
        font-size: 18px;
        padding: 8px;
    }
}
}

/* 로딩 애니메이션 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 알림 스타일 */
.alert {
    border-radius: 8px;
    border: none;
    font-weight: 500;
    padding: 12px 16px;
}

.alert-success {
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    color: #155724;
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
    color: #721c24;
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1, #bee5eb);
    color: #0c5460;
}

/* 드래그 앤 드롭 스타일 */
.drag-over {
    border-color: var(--primary-color) !important;
    background-color: rgba(0, 123, 255, 0.1) !important;
}

/* 드래그 중 텍스트 선택 방지 */
body.dragging {
    user-select: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
}

body.dragging * {
    user-select: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
}

/* 툴팁 스타일 */
.tooltip {
    font-size: 0.875rem;
}

.tooltip-inner {
    background-color: var(--dark-color);
    border-radius: 6px;
}

/* 빈 상태 */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--secondary-color);
}

/* 해상도 선택 버튼 */
.btn-group .btn-check:checked + .btn-outline-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.btn-group .btn-check:checked + .btn-outline-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.btn-group .btn-check:checked + .btn-outline-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
    color: white;
}

.btn-group .btn-check:checked + .btn-outline-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}

.btn-group .btn-check:checked + .btn-outline-info {
    background-color: #17a2b8 !important;
    border-color: #17a2b8 !important;
    color: white !important;
}

.btn-group .btn-check:checked + .btn-outline-secondary {
    background-color: #6c757d !important;
    border-color: #6c757d !important;
    color: white !important;
}

/* 방향 선택 버튼 스타일 개선 */
.btn-group .btn-check + .btn-outline-info,
.btn-group .btn-check + .btn-outline-secondary {
    padding: 0.75rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.2;
    transition: all 0.3s ease;
}

.btn-group .btn-check + .btn-outline-info i,
.btn-group .btn-check + .btn-outline-secondary i {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 1.25rem;
    transition: color 0.3s ease;
}

/* 선택된 상태에서 모든 요소 강제 흰색 */
.btn-group .btn-check:checked + .btn-outline-info,
.btn-group .btn-check:checked + .btn-outline-info * {
    color: white !important;
}

.btn-group .btn-check:checked + .btn-outline-secondary,
.btn-group .btn-check:checked + .btn-outline-secondary * {
    color: white !important;
}

.btn-group .btn-check:checked + .btn-outline-info i,
.btn-group .btn-check:checked + .btn-outline-secondary i {
    color: white !important;
}

.btn-group .btn-check:checked + .btn-outline-info small,
.btn-group .btn-check:checked + .btn-outline-secondary small {
    color: white !important;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* 애니메이션 */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* 720p 버튼 애니메이션 */
@keyframes pulse {
    0% {
        transform: scale(1.1);
        box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6);
    }
    50% {
        transform: scale(1.15);
        box-shadow: 0 8px 25px rgba(255, 107, 107, 0.8);
    }
    100% {
        transform: scale(1.1);
        box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6);
    }
}

/* 해상도 버튼 기본 스타일 - 선택되지 않은 상태 */
label[for="download-720p"]:not(.btn-check:checked + label) {
    background: linear-gradient(45deg, #6c757d, #868e96) !important;
    color: white !important;
    border: 2px solid #6c757d !important;
    font-weight: normal !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3) !important;
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3) !important;
    transition: all 0.3s ease !important;
    opacity: 0.8 !important;
}

label[for="download-720p"]:not(.btn-check:checked + label):hover {
    background: linear-gradient(45deg, #5a6268, #6c757d) !important;
    transform: scale(1.02) !important;
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.5) !important;
    opacity: 1 !important;
}

label[for="download-1080p"]:not(.btn-check:checked + label) {
    background: linear-gradient(45deg, #6c757d, #868e96) !important;
    color: white !important;
    border: 2px solid #6c757d !important;
    font-weight: normal !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3) !important;
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3) !important;
    transition: all 0.3s ease !important;
    opacity: 0.8 !important;
}

label[for="download-1080p"]:not(.btn-check:checked + label):hover {
    background: linear-gradient(45deg, #5a6268, #6c757d) !important;
    transform: scale(1.02) !important;
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.5) !important;
    opacity: 1 !important;
}

label[for="download-1440p"]:not(.btn-check:checked + label) {
    background: linear-gradient(45deg, #6c757d, #868e96) !important;
    color: white !important;
    border: 2px solid #6c757d !important;
    font-weight: normal !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3) !important;
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3) !important;
    transition: all 0.3s ease !important;
    opacity: 0.8 !important;
}

label[for="download-1440p"]:not(.btn-check:checked + label):hover {
    background: linear-gradient(45deg, #5a6268, #6c757d) !important;
    transform: scale(1.02) !important;
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.5) !important;
    opacity: 1 !important;
}

label[for="download-4k"]:not(.btn-check:checked + label) {
    background: linear-gradient(45deg, #6c757d, #868e96) !important;
    color: white !important;
    border: 2px solid #6c757d !important;
    font-weight: normal !important;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3) !important;
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3) !important;
    transition: all 0.3s ease !important;
    opacity: 0.8 !important;
}

label[for="download-4k"]:not(.btn-check:checked + label):hover {
    background: linear-gradient(45deg, #5a6268, #6c757d) !important;
    transform: scale(1.02) !important;
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.5) !important;
    opacity: 1 !important;
}

/* 해상도 및 방향 버튼 아이콘 크기 통일 */
.btn-group label[for^="download-"] i {
    font-size: 1.2rem !important;
    width: 1.2rem !important;
    height: 1.2rem !important;
    display: inline-block !important;
    text-align: center !important;
}

/* 방향 선택 버튼 아이콘 크기 통일 */
.btn-group label[for="download-landscape"] i,
.btn-group label[for="download-square"] i,
.btn-group label[for="download-portrait"] i {
    font-size: 1.2rem !important;
    width: 1.2rem !important;
    height: 1.2rem !important;
    display: inline-block !important;
    text-align: center !important;
}

/* 해상도 선택 시 강조 효과 - 더 명확한 구분 */
.btn-check:checked + label[for="download-720p"] {
    background: linear-gradient(45deg, #ff4444, #ff6666) !important;
    color: white !important;
    transform: scale(1.15) !important;
    box-shadow: 0 10px 30px rgba(255, 68, 68, 0.9) !important;
    animation: pulse 1.5s infinite !important;
    border: 3px solid #ff0000 !important;
    font-weight: bold !important;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5) !important;
    position: relative !important;
}

.btn-check:checked + label[for="download-720p"]::before {
    content: "✓";
    position: absolute;
    top: -8px;
    right: -8px;
    background: #00ff00;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0,255,0,0.6);
    z-index: 10;
}

.btn-check:checked + label[for="download-1080p"] {
    background: linear-gradient(45deg, #28a745, #34ce57) !important;
    color: white !important;
    transform: scale(1.15) !important;
    box-shadow: 0 10px 30px rgba(40, 167, 69, 0.9) !important;
    animation: pulse 1.5s infinite !important;
    border: 3px solid #1e7e34 !important;
    font-weight: bold !important;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5) !important;
    position: relative !important;
}

.btn-check:checked + label[for="download-1080p"]::before {
    content: "✓";
    position: absolute;
    top: -8px;
    right: -8px;
    background: #00ff00;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0,255,0,0.6);
    z-index: 10;
}

.btn-check:checked + label[for="download-1440p"] {
    background: linear-gradient(45deg, #ffc107, #ffd43b) !important;
    color: white !important;
    transform: scale(1.15) !important;
    box-shadow: 0 10px 30px rgba(255, 193, 7, 0.9) !important;
    animation: pulse 1.5s infinite !important;
    border: 3px solid #e0a800 !important;
    font-weight: bold !important;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5) !important;
    position: relative !important;
}

.btn-check:checked + label[for="download-1440p"]::before {
    content: "✓";
    position: absolute;
    top: -8px;
    right: -8px;
    background: #00ff00;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0,255,0,0.6);
    z-index: 10;
}

.btn-check:checked + label[for="download-4k"] {
    background: linear-gradient(45deg, #dc3545, #e74c3c) !important;
    color: white !important;
    transform: scale(1.15) !important;
    box-shadow: 0 10px 30px rgba(220, 53, 69, 0.9) !important;
    animation: pulse 1.5s infinite !important;
    border: 3px solid #c82333 !important;
    font-weight: bold !important;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5) !important;
    position: relative !important;
}

.btn-check:checked + label[for="download-4k"]::before {
    content: "✓";
    position: absolute;
    top: -8px;
    right: -8px;
    background: #00ff00;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0,255,0,0.6);
    z-index: 10;
}

/* 유료 서비스 해상도 표시 (프리미엄 사용자나 개발자 모드가 아닐 때만) */
body:not(.premium-user):not(.dev-mode) label[for="download-1080p"]::after,
body:not(.premium-user):not(.dev-mode) label[for="download-1440p"]::after,
body:not(.premium-user):not(.dev-mode) label[for="download-4k"]::after {
    content: "🔒";
    position: absolute;
    top: 5px;
    right: 5px;
    font-size: 0.8rem;
    opacity: 0.7;
}

/* 유료 서비스 해상도 호버 효과 */
label[for="download-1080p"]:hover,
label[for="download-1440p"]:hover,
label[for="download-4k"]:hover {
    position: relative;
}

body:not(.premium-user):not(.dev-mode) label[for="download-1080p"]:hover::before,
body:not(.premium-user):not(.dev-mode) label[for="download-1440p"]:hover::before,
body:not(.premium-user):not(.dev-mode) label[for="download-4k"]:hover::before {
    content: "프리미엄 서비스";
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    white-space: nowrap;
    z-index: 1000;
}

/* 방향 선택 시 강조 효과 */
.btn-check:checked + label[for="download-landscape"] {
    background: linear-gradient(45deg, #17a2b8, #20c997) !important;
    color: white !important;
    transform: scale(1.1) !important;
    box-shadow: 0 8px 25px rgba(23, 162, 184, 0.8) !important;
    animation: pulse 1.5s infinite !important;
}

.btn-check:checked + label[for="download-square"] {
    background: linear-gradient(45deg, #ffc107, #ffd43b) !important;
    color: white !important;
    transform: scale(1.1) !important;
    box-shadow: 0 8px 25px rgba(255, 193, 7, 0.8) !important;
    animation: pulse 1.5s infinite !important;
}

.btn-check:checked + label[for="download-portrait"] {
    background: linear-gradient(45deg, #6c757d, #868e96) !important;
    color: white !important;
    transform: scale(1.1) !important;
    box-shadow: 0 8px 25px rgba(108, 117, 125, 0.8) !important;
    animation: pulse 1.5s infinite !important;
}

/* 썸네일 목록 컴팩트 스타일 */
#image-history .col-md-3 {
    flex: 0 0 50%; /* 2개씩 한 줄에 표시 */
    max-width: 50%;
}

@media (max-width: 992px) {
    #image-history .col-md-3 {
        flex: 0 0 50%; /* 태블릿에서도 2개씩 */
        max-width: 50%;
    }
}

@media (max-width: 768px) {
    #image-history .col-md-3 {
        flex: 0 0 50%; /* 모바일에서도 2개씩 */
        max-width: 50%;
    }
}

@media (max-width: 576px) {
    #image-history .col-md-3 {
        flex: 0 0 100%; /* 작은 모바일에서 1개씩 */
        max-width: 100%;
    }
}

/* Background Color Icon Enhancement */
.btn-check:checked + label[for="bg-color"] i {
    color: #007bff !important;
    font-size: 1.3em !important;
    text-shadow: 0 0 10px rgba(0, 123, 255, 0.9) !important;
    animation: colorIconPulse 1.5s infinite !important;
    filter: drop-shadow(0 0 8px rgba(0, 123, 255, 0.7)) !important;
    background: linear-gradient(45deg, #ff6b35, #ff4500, #ff6b35) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
}

label[for="bg-color"] i {
    color: #ff6b35 !important;
    font-size: 1.2em !important;
    transition: all 0.3s ease !important;
    filter: drop-shadow(0 2px 4px rgba(255, 107, 53, 0.4)) !important;
}

label[for="bg-color"]:hover i {
    color: #ff4500 !important;
    font-size: 1.3em !important;
    text-shadow: 0 0 8px rgba(255, 69, 0, 0.7) !important;
    filter: drop-shadow(0 0 6px rgba(255, 69, 0, 0.5)) !important;
    transform: scale(1.05) !important;
}

label[for="bg-color"] {
    position: relative !important;
    overflow: visible !important;
}

label[for="bg-color"]:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #007bff, #0056b3, #007bff);
    border-radius: 6px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

label[for="bg-color"]:hover:before {
    opacity: 0.1;
}

@keyframes colorIconPulse {
    0% {
        transform: scale(1);
        text-shadow: 0 0 10px rgba(255, 107, 53, 0.9);
        filter: drop-shadow(0 0 8px rgba(255, 107, 53, 0.7));
    }
    50% {
        transform: scale(1.15);
        text-shadow: 0 0 15px rgba(255, 69, 0, 1);
        filter: drop-shadow(0 0 12px rgba(255, 69, 0, 0.9));
    }
    100% {
        transform: scale(1);
        text-shadow: 0 0 10px rgba(255, 107, 53, 0.9);
        filter: drop-shadow(0 0 8px rgba(255, 107, 53, 0.7));
    }
}

/* 텍스트 스타일 버튼 펄스 애니메이션 */
@keyframes textStylePulse {
    0% {
        transform: scale(1.05);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: scale(1.08);
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
    }
    100% {
        transform: scale(1.05);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }
}

/* 더보기/접기 버튼 스타일 */
#show-more-projects, #collapse-projects, #show-more-images, #collapse-images {
    border-radius: 20px;
    padding: 0.75rem 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border-width: 2px;
    text-transform: none;
    letter-spacing: 0.5px;
}

/* 더보기 버튼 강조 스타일 */
#show-more-projects, #show-more-images {
    background-color: #007bff !important;
    border-color: #007bff !important;
    color: white !important;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

#show-more-projects:hover, #show-more-images:hover {
    background-color: #0056b3 !important;
    border-color: #0056b3 !important;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 123, 255, 0.4);
}

/* 접기 버튼 스타일 */
#collapse-projects, #collapse-images {
    background-color: #6c757d !important;
    border-color: #6c757d !important;
    color: white !important;
    box-shadow: 0 2px 8px rgba(108, 117, 125, 0.3);
}

#collapse-projects:hover, #collapse-images:hover {
    background-color: #545b62 !important;
    border-color: #545b62 !important;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(108, 117, 125, 0.4);
}

/* 더보기 버튼 아이콘 스타일 */
#show-more-projects i, #show-more-images i,
#collapse-projects i, #collapse-images i {
    font-size: 1rem;
    margin-right: 0.5rem;
    transition: transform 0.3s ease;
}

#show-more-projects:hover i, #show-more-images:hover i {
    transform: translateY(2px);
}

#collapse-projects:hover i, #collapse-images:hover i {
    transform: translateY(-2px);
}

/* 업로드된 이미지 목록 컴팩트 스타일 */
#uploaded-images .col-md-3 {
    flex: 0 0 20%; /* 5개씩 한 줄에 표시 */
    max-width: 20%;
}

@media (max-width: 992px) {
    #uploaded-images .col-md-3 {
        flex: 0 0 25%; /* 태블릿에서 4개씩 */
        max-width: 25%;
    }
}

@media (max-width: 768px) {
    #uploaded-images .col-md-3 {
        flex: 0 0 33.333333%; /* 모바일에서 3개씩 */
        max-width: 33.333333%;
    }
}

@media (max-width: 576px) {
    #uploaded-images .col-md-3 {
        flex: 0 0 50%; /* 작은 모바일에서 2개씩 */
        max-width: 50%;
    }
}